Low dimensional electronic systems, symmetry breaking, physics and mathematics of solitons:

Basic Course        Advanced Course
    Colloquium on solitons

Lecture1-overview    Lecture2-PDE    Lecture3-solitons    Lecture4- solitonic lattices    Lecture5-instantons   

******************************************************************************
Phase transitions induced by impacts of ultra-short optical pumping (PIPT)
or of super-strong electric field (electrostatic doping, field effect)
2-lectures overview    PIPT    Field Effect transformations